Threaded-barrel Pro variant of the Ruger American pistol with a 4.2-inch barrel, suppressor-height night sights, and a flattened trigger guard. Ships with a thread protector and compatible with 1/2x28 threaded suppressors. Type: Pistol Action: Semi-Automatic Caliber: 9mm Capacity: 17 Year introduced: 2019, USA Weight: 30 oz Overall length: 7.9" Status: Active Intended use: Tactical, Suppressor Use, Duty